Alotoftrees
问题详情：Alotoftrees________aroundhereeveryyear,andwecanenjoyfresherairnow. A.wereplanted B.areplanted C.willplant D.areplanting【...
Alotoftrees
问题详情： Alotoftrees______onthehillyesterday. A.areplanted B.willbeplanted C.havebeenplanted D.wereplanted【回答】 D解析:考查被动语态。由时间状语yesterday可知，用一般过去...